Tagged Questions

4
votes
1answer
47 views

Making a recovery partition in embedded Linux

I have an Atmel SAM9X system running Angstrom. I am trying to make a recovery partition so when a user holds a button during boot up the recovery partition boots up. I have modified the bootstrap so ...
2
votes
1answer
916 views

Why is GRUB 2 booting so slowly?

I have a small custom embedded Linux distribution (created with OpenEmbedded), which boots with GRUB 1.99. The aim is to have it start up fast. Currently it says: GRUB loading. for ~2+ seconds ...
1
vote
1answer
101 views

Set runlevel at boot via hardware (analog) input, switch, etc.?

I've got pretty solid Linux experience, but little in the embedded/small system area, and this one has me baffled. I've agreed to help a friend work on a project using a tiny little x86-compatible ...
4
votes
3answers
3k views

Kernel panic - not syncing: No init found. While booting from U-Boot

Kernel mounted the root file system but can not find any init script. I'm sure that script exists in my ramdisk.img! I also checked out this and GE863-PRO3 U-BOOT Software User Guide 1VV0300777 Rev. ...
0
votes
1answer
92 views

Kernel - Starting the application

I placed the uBoot loader and the kernel into the raw flash image. This does not contain any root file system. (I copied uBoot and kernel image using dd command to a flash image). Now i have to ...
3
votes
2answers
471 views

Inittab seems to ignore remount,rw /

I have an embedded system that boots off compact flash and runs with the initrd.img ramdisk mounted as root. When booting, it mounts the initrd image ok in read only mode but then when inittab runs, ...
5
votes
2answers
443 views

Resources for very low-level (board bring-up)

I've worked with a few embedded systems, but now I'd like to make my own piece of hardware and despite a pretty thorough knowledge of Linux, I have no idea how to get Linux up and running on new ...